bdaejec | cd2d13433af5393a041e3c43df7b6e5eddfe6f5f3991ea5730325782a10627a8

Analysis

max time kernel
136s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05-01-2025 14:53

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General

Target

2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe
Size

80KB
MD5

bf045dd00765e96e89083b76488f191f
SHA1

f8fa6d9404c911fc37c0cb8c7455ba3ef08139ba
SHA256

cd2d13433af5393a041e3c43df7b6e5eddfe6f5f3991ea5730325782a10627a8
SHA512

3591475c1da15658f4be5b950b7c05bfac762623489bb38ea3f71b18fb1765a1bf6f38ca46c3dfb9f62e7ea044261ddc61f563c7cb16f96da514847d08f7eaf2
SSDEEP

1536:Yg/6/tM8NXDjPX0QWlfGMckTQx7GCq2iW7z:Hk3U8kTQJGCH

Score

10^/10

bdaejec aspackv2 backdoor discovery

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec
Bdaejec family
bdaejec

Detects Bdaejec Backdoor. 2 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral1/memory/2920-12-0x0000000001230000-0x0000000001239000-memory.dmp	family_bdaejec_backdoor
behavioral1/memory/2920-21-0x0000000001230000-0x0000000001239000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral1/files/0x00090000000120f9-2.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
2920	Kkb.exe

Loads dropped DLL 2 IoCs

pid	Process
2880	2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe
2880	2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javac.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jinfo.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\ktab.exe	Kkb.exe
File opened for modification	C:\Program Files\Windows Defender\MSASCui.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javaws.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jre7\bin\policytool.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\reader_sl.exe	Kkb.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	Kkb.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\tnameserv.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jabswitch.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\javacpl.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\CLVIEW.EXE	Kkb.exe
File opened for modification	C:\Program Files\DVD Maker\DVDMaker.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jstack.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\kinit.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jre7\bin\pack200.exe	Kkb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\plugin-container.exe	Kkb.exe
File opened for modification	C:\Program Files\Windows Sidebar\sidebar.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSTORE.EXE	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jsadebugd.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\keytool.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\lib\launcher.exe	Kkb.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Backgammon\bckgzm.exe	Kkb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\minidump-analyzer.exe	Kkb.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Spades\shvlzm.exe	Kkb.exe
File opened for modification	C:\Program Files\Windows Mail\WinMail.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wabmig.exe	Kkb.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\106.0.5249.119\chrome_pwa_launcher.exe	Kkb.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jvisualvm.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\klist.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\pack200.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\wsimport.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jre7\bin\jp2launcher.exe	Kkb.exe
File opened for modification	C:\Program Files\Windows Mail\wabmig.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\POWERPNT.EXE	Kkb.exe
File opened for modification	C:\Program Files\Mozilla Firefox\updater.exe	Kkb.exe
File opened for modification	C:\Program Files\Windows Journal\Journal.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32Info.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\rmic.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\servertool.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\lib\visualvm\platform\lib\nbexec64.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jre7\bin\keytool.exe	Kkb.exe
File opened for modification	C:\Program Files\Microsoft Office\Office14\MSOHTMED.EXE	Kkb.exe
File opened for modification	C:\Program Files\Java\jre7\bin\rmid.exe	Kkb.exe
File opened for modification	C:\Program Files\Microsoft Games\Multiplayer\Checkers\chkrzm.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\appletviewer.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\javafxpackager.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jdb.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\jmap.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jre7\bin\java.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\misc.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jre7\bin\servertool.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\1033\ONELEV.EXE	Kkb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\PPTICO.EXE	Kkb.exe
File opened for modification	C:\Program Files (x86)\Windows Mail\wab.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\bin\ktab.exe	Kkb.exe
File opened for modification	C:\Program Files\Java\jdk1.7.0_80\jre\bin\jp2launcher.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\A3DUtility.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Resource\Icons\SC_Reader.exe	Kkb.exe
File opened for modification	C:\Program Files (x86)\Microsoft Office\Office14\MSACCESS.EXE	Kkb.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Kkb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 2920	2880	2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe	30
PID 2880 wrote to memory of 2920	2880	2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe	30
PID 2880 wrote to memory of 2920	2880	2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe	30
PID 2880 wrote to memory of 2920	2880	2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe	30
PID 2920 wrote to memory of 2280	2920	Kkb.exe	34
PID 2920 wrote to memory of 2280	2920	Kkb.exe	34
PID 2920 wrote to memory of 2280	2920	Kkb.exe	34
PID 2920 wrote to memory of 2280	2920	Kkb.exe	34

C:\Users\Admin\AppData\Local\Temp\2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-05_bf045dd00765e96e89083b76488f191f_smoke-loader_wapomi.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Users\Admin\AppData\Local\Temp\Kkb.exe
  C:\Users\Admin\AppData\Local\Temp\Kkb.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2920
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c ""C:\Users\Admin\AppData\Local\Temp\13db2d74.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2280

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\13db2d74.bat

Filesize
181B

MD5
75b9faacdbb1d78e380a1f7346cd7cda

SHA1
d06e364ab8a8b8bd22b6582e790cd6d26ede6aed

SHA256
29837fc11e26b7b0a9fd36ca79b000426676d7363306f0a15e47a50377fddef6

SHA512
fd288c84ba0002461ebf6c5abbfdad922c50511cc9ae7f1ba1a2e89b03086eba373ad9f1ad545b1867154e4fa86e653535a5fc71d971e6b707c2a878e2d88772

Download Submit
\Users\Admin\AppData\Local\Temp\Kkb.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/2880-0-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2880-3-0x0000000001230000-0x0000000001239000-memory.dmp

Filesize
36KB

Download
memory/2880-9-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/2920-12-0x0000000001230000-0x0000000001239000-memory.dmp

Filesize
36KB

Download
memory/2920-21-0x0000000001230000-0x0000000001239000-memory.dmp

Filesize
36KB

Download